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Business Combinations - Additional Information (Detail)
$ / shares in Units, $ in Thousands, € in Millions
3 Months Ended 6 Months Ended 7 Months Ended 9 Months Ended 12 Months Ended
Jan. 08, 2016
USD ($)
Nov. 20, 2015
USD ($)
Nov. 20, 2015
EUR (€)
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
$ / shares
Sep. 30, 2016
USD ($)
Nov. 20, 2015
EUR (€)
Business Acquisition [Line Items]                      
Acquisition transaction, integration and other costs         $ 61       $ 3,192    
Business acquisition, revenue recognized       $ 17,790 19,972     $ 53,054 53,212    
Business acquisition, loss recognized       $ 720 3,934     3,526 7,408    
Creagh Medical Ltd [Member]                      
Business Acquisition [Line Items]                      
Outstanding common shares and voting shares percentage   100.00%                 100.00%
Payments to acquire business               28,274      
Upfront payments   $ 19,300 € 18         18,449      
Contingent milestone payments   12,800                 € 12
Acquisition transaction, integration and other costs         100       2,700    
Business acquisition, revenue recognized             $ 2,200        
Business acquisition, loss recognized             $ (2,200)        
Creagh Medical Ltd [Member] | Maximum [Member]                      
Business Acquisition [Line Items]                      
Payments to acquire business   $ 32,000 € 30                
NorMedix, Inc. [Member]                      
Business Acquisition [Line Items]                      
Outstanding common shares and voting shares percentage 100.00%                    
Payments to acquire business               10,425      
Upfront payments $ 7,000             $ 6,905      
Contingent milestone payments 7,000                    
Acquisition transaction, integration and other costs         $ 0       300    
Business acquisition, revenue recognized           $ 600          
Business acquisition, loss recognized           $ (200)          
NorMedix, Inc. [Member] | Maximum [Member]                      
Business Acquisition [Line Items]                      
Payments to acquire business $ 14,000                    
Creagh Medical and NorMedix [Member]                      
Business Acquisition [Line Items]                      
Consolidated pro forma revenue                 54,300    
Consolidated pro forma net income                 $ 6,900    
Basic earnings per share | $ / shares                 $ 0.53    
Diluted earnings per share | $ / shares                 $ 0.52    
Creagh Medical and NorMedix [Member] | Unaudited Pro Forma [Member]                      
Business Acquisition [Line Items]                      
Amortization expense on intangible assets                   $ 400  
Contingent consideration accretion expense                   300  
Non-recurring professional fees                   3,000  
Tax effect impact                   $ 100